Filesystem Size Used Avail Use% Mounted on devtmpfs 3.9G 0 3.9G 0% /dev tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 3.9G 1.4M 3.9G 1% /run /dev/loop0 1.6G 1.6G 0 100% /run/blackPanther/ovlsize overlay 3.9G 120M 3.8G 4% / tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup tmpfs 3.9G 20K 3.9G 1% /tmp tmpfs 789M 8.0K 789M 1% /run/user/XXXX tmpfs 789M 0 789M 0% /run/user/XXX